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Table 1 Data collection methods, exposure variables and tools in a subcohort of Shahrekord PERSIAN cohort

From: Profile and preliminary results of Iranian sub cohort chronic obstructive pulmonary disease (COPD) in Shahrekord PERSIAN cohort in southwest Iran

Data and collection methods

Exposure variables

Questionnaires (self-reported)

History and current occupational exposures, personal history and habits (smoking, alcohol, tobacco smoking and drinking), as well as sedentary time, the age at which smoking began and the stages of change of readiness to quit smoking in current smokers, fuel status for home heating and cooking, Housing status, history of contact with animals, exposure to agricultural toxins, pesticides and detergents

Medical history including pulmonary diseases, the history of asthma in childhood, respiratory symptoms, respiratory infections, chronic illnesses, drug use, family history of respiratory and pulmonary diseases, and questions about whether Have you ever had a doctor or other health care professionals diagnose one of the following conditions: Chronic bronchitis, emphysema, pulmonary fibrosis and sleep apnea

Comorbidities: Cardiovascular disease (Myocardial Infarction, Cardiac Ischemia, Heart Failure, stroke), Hypertension, Type 2 diabetes, Metabolic syndrome, Dyslipidemia, Anxiety, Depression, Renal failure, Fatty liver, Musculoskeletal disorders, Pulmonary blood pressure, Gastroesophageal reflux disease (GERD), Pulmonary cancer, Pulmonary fibrosis

Clinical examination

Blood pressure, Heart rate, Electrocardiogram(EKG), Breathlessness on exertion

Anthropometry indexes

Height, Weight, Waist/Hip/Wrist Circumference, Body Components (fat, water, muscle), Bioimpedance

Blood samples

Fasting Blood Sugar, Serum Triglyceride, Total cholesterol, Low and High-Density Lipoprotein, Cholesterol

Spirometry

Pre- and Post-bronchodilator for diagnosis of COPD

COPD assessment test (CAT)

Only COPD and at-risk

Routine data and BioBank

Link all variables to Shahrekord PERSIAN cohort Data Base. A biobank that has been designed to store blood, nail, hair and urine samples for future research studies.

  1. COPD, chronic obstructive pulmonary disease